Buggy code:
public List < StepStatus > getStepstatus ( ) { } public void setStepstatus ( List < StepStatus > stepstatus ) { } public String getStepdonetitle ( ) { } public void setStepdonetitle ( String stepdonetitle ) { } public String getStepdoneuser ( ) { } public void setStepdoneuser ( String stepdoneuser ) { } public String getIdin ( ) { } public void setIdin ( String idin ) { } public String getProject ( ) { } public void setProject ( String project ) { } public String getProcessTitle ( ) { } public void setProcessTitle ( String processTitle ) { } public String getProcessPropertyTitle ( ) { } public void setProcessPropertyTitle ( String processPropertyTitle ) { } public String getProcessPropertyValue ( ) { } public void setProcessPropertyValue ( String processPropertyValue ) { } public String getMasterpiecePropertyTitle ( ) { } public void setMasterpiecePropertyTitle ( String masterpiecePropertyTitle ) { } public String getMasterpiecePropertyValue ( ) { } public void setMasterpiecePropertyValue ( String masterpiecePropertyValue ) { } public String getTemplatePropertyTitle ( ) { } public void setTemplatePropertyTitle ( String templatePropertyTitle ) { } public String getTemplatePropertyValue ( ) { } public void setTemplatePropertyValue ( String templatePropertyValue ) { } public String getStatus ( ) { } public void setStatus ( String status ) { } public String getStepname ( ) { } public void setStepname ( String stepname ) { } public List < Benutzer > getUser ( ) { } public void setUser ( List < Benutzer > user ) { } public String filter ( ) { String search = "" ; if ( ! ( this . processTitle . isEmpty ( ) ) ) { search += ( ( "\"" + ( this . processOperand ) ) + ( this . processTitle ) ) + "\"<seq2seq4repair_space>" ; } if ( ! ( this . idin . isEmpty ( ) ) ) { search += ( ( "\"" + ( FilterString . ID ) ) + ( this . idin ) ) + "\"<seq2seq4repair_space>" ; } if ( ( ! ( this . project . isEmpty ( ) ) ) && ( ! ( this . project . equals ( Helper . getTranslation ( "notSelected" ) ) ) ) ) { search += ( ( ( "\"" + ( this . projectOperand ) ) + ( FilterString . PROJECT ) ) + ( this . project ) ) + "\"<seq2seq4repair_space>" ; } if ( ! ( this . processPropertyValue . isEmpty ( ) ) ) { if ( ( ! ( this . processPropertyTitle . isEmpty ( ) ) ) && ( ! ( this . processPropertyTitle . equals ( Helper . getTranslation ( "notSelected" ) ) ) ) ) { search += ( ( ( ( ( "\"" + ( this . processPropertyOperand ) ) + ( FilterString . PROCESSPROPERTY ) ) + ( this . processPropertyTitle ) ) + ":" ) + ( this . processPropertyValue ) ) + "\"<seq2seq4repair_space>" ; } else { <START_BUG> search += ( ( ( "\"" + ( this . masterpiecePropertyOperand ) ) + ( FilterString . PROCESSPROPERTY ) ) + ( this . processPropertyValue ) ) + "\"<seq2seq4repair_space>" ; <END_BUG> } } if ( ! ( this . masterpiecePropertyValue . isEmpty ( ) ) ) { if ( ( ! ( this . masterpiecePropertyTitle . isEmpty ( ) ) ) && ( ! ( this . masterpiecePropertyTitle . equals ( Helper . getTranslation ( "notSelected" ) ) ) ) ) { search += ( ( ( ( ( "\"" + ( this . masterpiecePropertyOperand ) ) + ( FilterString . WORKPIECE ) ) + ( this . masterpiecePropertyTitle ) ) + ":" ) + ( this . masterpiecePropertyValue ) ) + "\"<seq2seq4repair_space>" ; } else { search += ( ( ( "\"" + ( this . masterpiecePropertyOperand ) ) + ( FilterString . WORKPIECE ) ) + ( this . masterpiecePropertyValue ) ) + "\"<seq2seq4repair_space>" ; } } if ( ! ( this . templatePropertyValue . isEmpty ( ) ) ) { if ( ( ! ( this . templatePropertyTitle . isEmpty ( ) ) ) && ( ! ( this . templatePropertyTitle . equals ( Helper . getTranslation ( "notSelected" ) ) ) ) ) { search += ( ( ( ( ( "\"" + ( this . templatePropertyOperand ) ) + ( FilterString . TEMPLATE ) ) + ( this . templatePropertyTitle ) ) + ":" ) + ( this . templatePropertyValue ) ) + "\"<seq2seq4repair_space>" ; } else { search += ( ( ( "\"" + ( this . templatePropertyOperand ) ) + ( FilterString . TEMPLATE ) ) + ( this . templatePropertyValue ) ) + "\"<seq2seq4repair_space>" ; } } if ( ( ! ( this . stepname . isEmpty ( ) ) ) && ( ! ( this . stepname . equals ( Helper . getTranslation ( "notSelected" ) ) ) ) ) { search += ( ( ( ( "\"" + ( this . stepOperand ) ) + ( this . status ) ) + ":" ) + ( this . stepname ) ) + "\"<seq2seq4repair_space>" ; } if ( ( ( ! ( this . stepdonetitle . isEmpty ( ) ) ) && ( ! ( this . stepdoneuser . isEmpty ( ) ) ) ) && ( ! ( this . stepdonetitle . equals ( Helper . getTranslation ( "notSelected" ) ) ) ) ) { search += ( ( ( ( ( "\"" + ( FilterString . STEPDONEUSER ) ) + ( this . stepdoneuser ) ) + "\"<seq2seq4repair_space>\"" ) + ( FilterString . STEPDONETITLE ) ) + ( this . stepdonetitle ) ) + "\"<seq2seq4repair_space>" ; } ProzessverwaltungForm form = ( ( ProzessverwaltungForm ) ( FacesContext . getCurrentInstance ( ) . getExternalContext ( ) . getSessionMap ( ) . get ( "ProzessverwaltungForm" ) ) ) ; if ( form != null ) { form . filter = search ; form . setModusAnzeige ( "aktuell" ) ;

Fix:
search += ( ( ( "\"" + ( this . processPropertyOperand ) ) + ( FilterString . PROCESSPROPERTY ) ) + ( this . processPropertyValue ) ) + "\"<seq2seq4repair_space>" ;